<div class="ub-container">
    <a class="block-selector" href="page.html?url=component/header/header-default">Header Default</a>
    <a class="block-selector" href="page.html?url=component/header/header-a">Header A</a>
    <a class="block-selector" href="page.html?url=component/header/header-b">Header B</a>
    <a class="block-selector" href="page.html?url=component/header/header-c">Header C</a>
    <a class="block-selector" href="page.html?url=component/header/header-d">Header D</a>
    <a class="block-selector" href="page.html?url=component/header/header-mobile">Header Mobile</a>
</div>